Home / 459,290.55-633,785.06-255,329.05

Finding the Fourth Proportional to 459,290.55, 633,785.06 and 255,329.05

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Solution

The fourth proportional to 459,290.55, 633,785.06 and 255,329.05 is: 352,334.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,290.55 : 633,785.06 = 255,329.05 : x
  2. Step 2: Convert to fraction form
    459,290.55/633,785.06 = 255,329.05/x
  3. Step 3: Cross multiply
    459,290.55x = 633,785.06 × 255,329.05
  4. Step 4: Simplify right side
    459,290.55x = 161,823,737,273.99
  5. Step 5: Solve for x
    x = 161,823,737,273.99/459,290.55
  6. Step 6: Final answer
    x = 352,334.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.